It was rated at 180 HP at 4000 or 4500 RPM and 210 at 5200 RPM.
Horsepower is not a unit of mass.
The standard horsepower for a 1977 Corvette equipped with the L48 engine is 180 horsepower. The L48 is a 350 cubic inch (5.7-liter) V8 engine, which was the most popular engine option for that model year. It was designed to provide a balance of performance and efficiency for the Corvette.
Horsepower ranges from 230HP-250HP.
350HP
240HP
345HP
190hp
345 HP
405hp
505
345HP
Depends on the year...